TELEPHONE CISCO IP PHONE 7811 VoIP SIP SRTP

TELEPHONE CISCO IP PHONE 7811 VoIP SIP SRTP

   Phone type VoIP phone

   VoIP SIP SRTP Protocols

   Audio conference function Yes

Phone features

Call services: Voicemail, Caller ID, Call waiting, Call forwarding, Call transfer, Call waiting, Message waiting function

Type of composition: Keyboard

Place of composition: Base

Audio conference function: Yes

Hands-free: Yes (digital two-way)

Menu operation: Yes

Indicators: Voice message indicator, hands-free indicator

Firmware upgradeable: Yes

Additional functions: Call timer

Additional functions: Music on hold

Main functions: Support for multiple VoIP protocols, built-in Ethernet switch

Quality of service: IEEE 802.1Q (VLAN), IEEE 802.1p

Assignment of IP addresses: DHCP, static

Security: 128-bit AES, 256-bit AES, IEEE 802.1X, TLS

Power Over Ethernet (PoE) support: Yes

Network protocols: Cisco Discovery Protocol (CDP), SRTP

Number of network ports: 2 x 10Base-T / 100Base-TX Ethernet

Screen resolution: 384 x 106 pixels